SENIOR A1
student's p. 60-61 read-trans - grammar exercise
senior b2
dic com. p. 6147, 48,49,50(press this button+ pressure#52,+unavailable, 53(it's sometime soon, ,54, 55(the plane takes off), 56 (all the example),57(you'll finish it in no time), 58(envitornmentally friendly products, ), 59, 60(solve this problem), 61, 62+promise63,64
St's p.56
wb. p. 52-53
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